Greisinger easylog 80 cl temperature data logger greisinger easylog 80 cl p the greisinger easylog 80cl can be configured started and stopped by its buttons it is possible to record a maximum of 64 recording sequences start stop processes with maximum 250 000 data sets humidity temperature air pressure p p the device supports the display of units relevant for the air conditioning technology wet bulb temperature dew point temperature enthalpy atmospheric humidity or absolute hu